550cc Nissan 350Z 370Z G35 G37 GTR SouthBay Fuel Injectors
High-performance 550cc fuel injectors featuring genuine Bosch EV14 technology for Nissan VQ35, VQ37, and VR38DETT engines. These high-impedance injectors provide a significant upgrade in atomization and response time over factory units. Sold as a flow-matched set and fully E85
Refine your Nissan or Infiniti's performance with SouthBay Fuel Injectors' 550cc set. Utilizing the industry-leading Bosch EV14 platform, these injectors offer superior fuel delivery and idle stability, making them the perfect choice for naturally aspirated builds or mild forced-induction setups.
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Flow Rate: 550cc/min at 43.5 PSI.
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Modern Technology: Genuine Bosch EV14 high-impedance internals—offering faster response times and improved thermal stability compared to older injector designs.
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Precision Tuning: Exceptional linearity at low pulse widths ensures a smooth, factory-like idle and crisp throttle response.
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Precision Matching: Each set is dynamically flow-matched within 1% variance to ensure uniform performance across all cylinders.
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Fuel Compatibility: All-stainless internals make these 100% compatible with E85, ethanol blends, and pump gasoline.
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Fitment: Direct drop-in fitment for Nissan VQ and VR engine platforms.
Fitment (Application)
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Nissan 350Z (VQ35DE / VQ35HR)
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Nissan 370Z (VQ37VHR)
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Nissan GT-R R35 (VR38DETT)
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Infiniti G35 / G37 (VQ series)
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Infiniti Q50 / Q60 (VQ37VHR models)
